SUFENTANIL VIATRIS can have side effects. Not all side effects reported for SUFENTANIL VIATRIS are included in this leaflet. Should your general health worsen or if you experience any untoward effects while taking SUFENTANIL VIATRIS, please consult your healthcare provider for advice.
If any of the following happens, stop taking SUFENTANIL VIATRIS and tell your doctor immediately or go to the casualty department at your nearest hospital:
- Swelling of the hands, feet, ankles, face, lips, mouth or throat, which may cause difficulty in swallowing or breathing (abnormally slow and/or weak breathing or temporary cessation of breathing);
- skin rash, irregular skin patches and itching;
- fainting.
These are all very serious side effects. If you have them, you may have had a serious allergic reaction to SUFENTANIL VIATRIS. You may need urgent medical attention or hospitalisation.
Tell your doctor immediately or go to the casualty department at your nearest hospital if you notice any of the following:
- Slow or absence of a heartbeat;
- chills or shivering or fever;
- feel dizzy, lightheaded, faint, very tired or weak, drowsy, confused;
- spasm of the breathing passages and vocal cords;
- cardiac or respiratory arrest, disease in the electrical system of the heart (atrioventricular block), abnormal electrocardiogram;
- insufficient blood flow to the body tissues (shock), bluish discolouration of the skin or mucous membranes caused by lack of oxygen in the blood (including that of newborn);
- coma.
These are all serious side effects. You may need urgent medical attention.
Tell your doctor if you notice any of the following:
The following side effects have been reported frequently:
- Headache;
- constipation;
- dry mouth;
- nausea, vomiting;
- sleepiness, a state of calm, lack of interest;
- neonatal tremor (jitters or trembling of the arms and legs);
- pale appearance;
- sudden muscle twitches;
- loss of bladder control.
The following side effects have been reported less frequently:
- Feeling of intense happiness, perception of hearing and seeing things, mood changes;
- abnormal thinking, feeling anxious, sense of well-being, nervousness, problems with co-ordination, sensation of whirling and loss of balance, restlessness, loss of body temperature below normal;
- abnormal vision; visual disturbance, small pupils;
- abnormally rapid or irregular heartbeats;
- low or high blood pressure;
- stop of breathing for a short period of time;
- facial flushing, sweating;
- muscle stiffness, repetitive body movements/muscle twitching;
- difficulty passing urine;
- hiccups;
- sneezing, itching, nasal discharge and congestion;
- pain, including back and injection site pain, and injection site reactions;
- excessive sweating, redness of the skin, rash (including of newborn), dry skin, discoloured skin;
- mild sleepiness may occur after administration around the spinal cord (epidural use).
If you notice any side effects not mentioned in this leaflet, please inform your doctor or pharmacist.
Reporting of side effects: If you get side effects, talk to your doctor, pharmacist or nurse. Reporting suspected adverse reactions after authorisation of the medicine is important. It allows continued monitoring of the benefit/risk balance of the medicine. Healthcare providers are asked to report any suspected adverse reactions to SAHPRA via the “6.04 Adverse Drug Reactions Reporting Form”, found online under SAHPRA’s publications: https://www.sahpra.org.za/Publications/Index/8
By reporting side effects, you can help provide more information on the safety of SUFENTANIL VIATRIS.